History Trivia / HawaiiFiveO

** In "Clash of Shadows", George [Di=Cenzo], of Italian descent, played Jewish Nazi hunter Yuri Bloch.

** In "Clash of Shadows", George DiCenzo, of Italian descent, played Jewish Nazi hunter Yuri Bloch.

** In "A Bullet for El Diablo", the title dictator's daughter is replaced by a double in an attempt to assassinate him. [[spoiler:(It works.)]]

* StuntCasting: In "The Bells Tell At Noon," famed mimic Rich Little plays a movie buff gunning for the men who he blames for his daughter's fatal overdose, with a very heavy amount of Creator/JamesCagney imitation.

** Elaine Joyce plays a prostitute is season 2's "Just Lucky, I Guess" and season 9's "Oldest Profession - Latest Price [[spoiler:Her character ''doesn't'' murdered in the latter.]]

** Creator/JamesMcArthur's real-life wife Melody Patterson appeared in the episodes "The Devil and Mr. Frog", "Nightmare in Blue" and "Bomb, Bomb, Who's Got the Bomb?".

** James [=McArthur=]'s real-life wife Melody Patterson appeared in the episodes "The Devil and Mr. Frog", "Nightmare in Blue" and "Bomb, Bomb, Who's Got the Bomb?".

* TheDanza: Averted with the main cast, but in "Number One With A Bullet," in a crossover with CastTheExpert, genuinely Hawaiian singer Yvonne Elliman (''Music/JesusChristSuperstar'', ''Film/SaturdayNightFever'') plays aspiring singer Yvonne Kanekoa. See also Susan Dey as Susan Bradshaw in "Target? - The Lady."
* DawsonCasting: In season 2's "Just Lucky, I Guess," Elaine Joyce played an 18-year-old prostitute; she was in her mid-20s at the time. There were other examples throughout the series... In season 9's "See How She Runs" then 27-year-old Jessica Harper plays 17-year-old Sunny Mandell.

** Wisely averted with "Image of Fear," with actual (then) teenaged Katy Kurtzman playing the daughter of a woman being mentally tortured. [[spoiler: By the daughter herself, in a scheme to get her money so she can join her boyfriend on the mainland.]]

** Wo Fat, played by Anglo-Egyptian-Sudanese-American Khigh Dheigh. Yes, really.

** In "Ready, Aim.....," Fijian Manu Tupou and Vietnamese-French France Nuyen are cast as Japanese. She plays an actual Hawaiian which (would ''also'' make her a FakeAmerican) in "Small Witness, Large Crime."

* FakeBrit: In "Termination with Extreme Prejudice" the very British Lady Sybil Danby is played by ''actual'' Brit Juliet Mills, her husband Lord Charles Danby is played by Australian Murray Matheson.)[[spoiler: Jack Lord briefly in "The Forty-Second War," his surgically-altered double is a British double agent.]]

* CreatorBacklash: David Gerrold, in his days as a script typist for CBS, had the pilot script as one of his assignments - and he hated the drafts so much they immediately put him off watching the series!

* PlayingAgainstType: Andy Griffith is a con artist in "I'm a Family Crook -- Don't Shoot!" while Buddy Ebsen as a crooked college professor running a scam involving stolen traveler's checks in "3,000 Crooked Miles to Honolulu".

* SameLanguageDub: Two examples in "Welcome To Our Branch Office" - Fake Danny is played by James [=MacArthur=], but he's is dubbed with a more sinister voice. With a reporter who quizzes [=McGarrett=] is ''not'' played by Casey Kasem, but yet he's speaking with Casey's voice.

* WhatCouldHaveBeen: Creator/GregoryPeck was offered the lead role of [=McGarrett=]. He turned it down.
** And [=McGarrett=] was nearly a FakeAmerican as Scottish actor Ian Bannen was approached, he ''also'' turned it down. He didn't want to live in Hawaii.
** Richard Boone was also offered the role of McGarrett/
** CBS told Jack Lord that if he didn't behave himself, they had Lloyd Bridges on one of the islands, ready to take over for him.

** Creator/MartinSheen appeared in two episodes as different characters. As did Meg Foster

Elaine Joyce plays a prostitute is season 2's "Just Lucky, I Guess" and season 9's "Oldest Profession - Latest Price [[spoiler:Her character ''doesn't'' murdered in the latter.]]

* HomeVersionSoundtrackReplacement:

** The music from ''Film/SaturdayNightFever'' that's used in "Number One With A Bullet," is notably absent from the streaming versions.
** Also, "The Execution File" is stripped of its CoverVersion of "Do Ya Think I'm Sexy?" on the DVD [[http://fiveohomepage.com/season11/execution-comparison.htm see here for details]]

* FakeBrit: In "Termination with Extreme Prejudice" the very British Lady Sybil Danby is played by ''actual'' Brit Juliet Mills, her husband Lord Charles Danby is played by Australian Murray Matheson.)[[spoiler: Jack Lord briefly in "The Forty-Second War," his surgically-altered double is a Britih double agent.]]

* HomeVersionSoundtrackReplacement: The music from ''Film/SaturdayNightFever'' that's used in "Number One With A Bullet," is notably absent from the DVD and streaming versions.

* DawsonCasting: In season 2's "Just Lucky, I Guess," Elaine Joyce played an 18-year-old prostitute; she was in her mid-20s at the time. There were other examples throughout the series...

* SameLanguageDub: Two examples in "Welcome To Our Branch Office" - Fake Danny is played by James [=MacArthur=], but he's is dubbed with a more sinister voice. With a reporter who quizzes [=McGarrett=] is''not'' played by Casey Kasem, but yet he's speaking with Casey's voice.

** Also "Trouble in Mind," with Nancy Wilson as a singer - not [[Music/{{Heart}}} that one]], the [[NamesTheSame jazz singer]].

** Creator/MartinSheen appeared in two episodes as different characters.

* FakeAmerican: A more traditional one turns up in "To Die In Paradise," with British actress Pamela Franklin as kidnapped country singer Bobbie Jo Bell. Much like Creator/JaneSeymour and Creator/EmilyBlunt, Pamela Franklin played American ''as'' often, if not ''more'' often than she played her own nationality.

* FakeAmerican: A more traditional one turns up in "To Die In Paradise," with British actress Pamela Franklin as kidnapped country singer Bobbie Jo Bell. Much like Jane Seymour and Creator/EmilyBlunt, Pamela Franklin played American as is not ''more'' often than she played her own nationality.

The then 19-year-old Linda Purl plays the title role in "The Hostage" namely a teenage ((younger than 19) girl called Ruth.

** James MacArthur's real-life wife Melody Patterson appeared in the episodes "The Devil and Mr. Frog", "Nightmare in Blue" and "Bomb, Bomb, Who's Got the Bomb?".
* SameLanguageDub: Two examples in "Welcome To Our Branch Office" - Fake Danny is played by James [=MacArthur=], but he's is dubbed with a more sinister voice. With a reporter who quizzes [=McGarrett=] is''not'' played byCasey Kasem, but yet he's speaking with Casey's voice.

* ActorSharedBackground: Both Jack Lord are [=McGarrett=] are Capricorns.

* CaliforniaDoubling: {{Averted}} ''big time'', and one of the first American TV shows to do so. That's part of what made this show very famous.

** Played straight in one episode that had scenes set in the Philippines... which were more likely shot in Hawaii. Though considering the superficial similarities and how many Filipinos were in Hawaii even during the time the series first aired, it's partially justified. Played straight in "The Singapore File."

** Mark Lenard, alias [[Series/StarTrekTheOriginalSeries Sarek]], played a Japanese saboteur in "To Hell With Babe Ruth" with the intensely European Will Kuluva also cast as a Japanese. Oh dear. (Then again, [[WhatCouldHaveBeen Lenard's role was originally meant for Montalbán]]. As Karen Rhodes put it in her book on the series ''Booking '''Hawaii Five-O''''', "apparently a Japanese actor wasn't considered.")
** In "Ready, Aim.....," Fijian Manu Tupou and Vietnamese-French France Nuyen are cast as Japanese.(she plays an actual Hawaiian which (would ''also'' make her a FakeAmerican) in "Small Witness, Large Crime.")

FakeBrit: While in "Termination with Extreme Prejudice" the very British Lady Sybil Danby is played by ''actual'' Brit Juliet Mills, her husband Lord Charles Danby is played by Australian Murray Matheson.)[[spoiler: Jack Lord briefly in "The Forty-Second War," his surgically-altered double is a Britih double agent.]]

* PlayingAgainstType: Andy Griffith is a con artist in "I'm a Family Crook -- Don't Shoot!" Buddy Ebsen as a crooked college professor running a scam involving stolen traveler's checks in "3,000 Crooked Miles to Honolulu".

FakeBrit: While in "Termination with Extreme Prejudice" the very British Lady Sybil Danby is played by ''actual'' Brit Juliet Mills, her husband Lord Charles Danby is played by Australian Murray Matheson.)

* ActorAllusion: The villain of "A Bullet for [=McGarrett=]" is an American communist mole who learned his {{Brainwashing}} skills from Wo Fat while he was a POW during the Korean War. Khigh Dhiegh, the actor who played Wo Fat, had earned his first fame as the master brainwasher Yen Lo, who turns American [=POW=]s into double agents during the Korean War in ''Film/TheManchurianCandidate''.
* UsefulNotes/AmericanAccents: Made use of Hawaiian dialect.
** In "Full Fathom Five", [=McGarrett=] refers to a missing tourist as a "rich haole[[note]]Pronounced "how-leh" or "how-lee", it's the native Hawaiian word for "outsider"; can be used as a slang reference for tourists, mainlanders, or Caucasians in general.[[/note]] lady from the mainland."
** Fun drinking game: take a sip every time Chin Ho or Kono says "brudder".

**

* PromotedToOpeningTitles: Herman Wedemeyer started to play the DropInCharacter of Duke Lukela in the season 5 premiere "Death is a Company Policy," getting PromotedToOpeningTitles with the season 9 premiere "Nine Dragons." Although he doesn't get to go to Hong Kong.
* RealLifeRelative: In "Retire in Sunny Hawaii... Forever," Danny's Aunt Clara is played by James [=McArthur=]'s mother Helen Hayes.

* RetroactiveRecognition: Who would have imagined [[Series/GilmoreGirls Emily Gilmore]] used to be a madam - yes, ''that'' kind? ("Oldest Profession - Latest Price")
** [[Series/{{CHiPs}} Officer Jon Baker]] is one of "The Young Assassins."
** Honolulu native Kelly Preston made her screen debut in In "For Old Times Sake" (billed under her real name of Kelly Palzis) as one of three girls failing at shoplifting (for a good cause).
** [[Film/DumbAndDumber Harry Dunne]] is one of three college students behind an ingenious jewel heist in "Glight Of The Jewels."
** [[Film/GuardiansOfTheGalaxyVol2 Ego the Living Planet]] is an Eastern European tennis player [[spoiler: who moonlights as a jewel smuggler/murderer]] in "Deadly Doubles."
* ShoutOut: When ''Police Chief Dann'' is mentioned, it's probably not a coincidence that the head of programming at CBS at the time was called Michael ''Dann''.

** Richard Boone was another actor considered for the role of McGarrett.